Use this katakana chart to work out the readings for words written in katakana.

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Animated katakana stroke order youtube clip:
http://www.youtube.com/watch?v=rRDrjy1fXyk&feature=related

or....
Go to site at the link below and click on a kana symbol or kanji and it will give you the animated stroke order.
Check how well you know your katakana stroke order at:http://www.yosida.com/en/katakana.html

There's an explanation about the animated stroke order pages under the heading 'Learning Japanese' at
http://www.yosida.com/en/index_en.html
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Concentration games online (Play virtual memory)
http://www.mc.maricopa.edu/~emiahn/concentration.htm

Beat the clock!!! How many katakana can you match up with its corresponding reading in 40 seconds.....20 seconds?
Try playing this game for five minutes a day and you’ll soon notice the difference.
Give it a try and let me know what you think. Be warned – it can be addictive!
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This site shows you how to write people's names in Japanese:
http://japanesetranslator.co.uk/dictionaries/your-name-in-japanese/
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Drag the corresponding tiles together - new tiles are added in blue
http://bezumie.com/katakana/index.php

Quiz yourself - multi choice katakana quizzes &/or flash cards
http://www.manythings.org/q/kana.php?u=katakana

A song for learning katakana:
http://genkienglish.net/genkijapan/katakanasong.htm

katakana pronunciation with pictures:
http://www.youtube.com/watch?v=zQqqvzTfol0

Hiragana katakana JSL (showing the sign for each kana)
http://www.youtube.com/watch?v=pEERJ08NdM4&feature=related

A game where you hear the katakana reading and have to match the katakana together:
http://genkienglish.net/genkijapan/katakana1.htm

enter the correct reading for each katakana symbol:
http://www.realkana.com/katakana/

katakana reviewer:
http://www.learn-hiragana-katakana.com/japanese-katakana-game-reviewer/

早口言葉 ~ Japanese tongue twisters
<第二>http://www.youtube.com/watch?v=7ZNmWjwTvwE&feature=related
<第三>http://www.youtube.com/watch?v=u6iV7JWTfSY&feature=related